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Protein

Gap junction delta-2 protein

Gene

Gjd2

Organism
Mus musculus (Mouse)
Status
Reviewed-Annotation score:

Annotation score:4 out of 5

<p>The annotation score provides a heuristic measure of the annotation content of a UniProtKB entry or proteome. This score <strong>cannot</strong> be used as a measure of the accuracy of the annotation as we cannot define the ‘correct annotation’ for any given protein.<p><a href='/help/annotation_score' target='_top'>More...</a></p>
-Experimental evidence at protein leveli <p>This indicates the type of evidence that supports the existence of the protein. Note that the ‘protein existence’ evidence does not give information on the accuracy or correctness of the sequence(s) displayed.<p><a href='/help/protein_existence' target='_top'>More...</a></p>

<p>This section provides any useful information about the protein, mostly biological knowledge.<p><a href='/help/function_section' target='_top'>More...</a></p>Functioni

One gap junction consists of a cluster of closely packed pairs of transmembrane channels, the connexons, through which materials of low MW diffuse from one cell to a neighboring cell.

<p>The <a href="http://www.geneontology.org/">Gene Ontology (GO)</a> project provides a set of hierarchical controlled vocabulary split into 3 categories:<p><a href='/help/gene_ontology' target='_top'>More...</a></p>GO - Biological processi

  • action potential Source: MGI
  • cell-cell signaling Source: MGI
  • chemical synaptic transmission Source: MGI
  • visual perception Source: MGI

Enzyme and pathway databases

Reactome - a knowledgebase of biological pathways and processes

More...
Reactomei
R-MMU-112303 Electric Transmission Across Gap Junctions
R-MMU-190861 Gap junction assembly

<p>This section provides information about the protein and gene name(s) and synonym(s) and about the organism that is the source of the protein sequence.<p><a href='/help/names_and_taxonomy_section' target='_top'>More...</a></p>Names & Taxonomyi

<p>This subsection of the <a href="http://www.uniprot.org/help/names_and_taxonomy_section">Names and taxonomy</a> section provides an exhaustive list of all names of the protein, from commonly used to obsolete, to allow unambiguous identification of a protein.<p><a href='/help/protein_names' target='_top'>More...</a></p>Protein namesi
Recommended name:
Gap junction delta-2 protein
Alternative name(s):
Connexin-36
Short name:
Cx36
Gap junction alpha-9 protein
<p>This subsection of the <a href="http://www.uniprot.org/help/names_and_taxonomy_section">Names and taxonomy</a> section indicates the name(s) of the gene(s) that code for the protein sequence(s) described in the entry. Four distinct tokens exist: ‘Name’, ‘Synonyms’, ‘Ordered locus names’ and ‘ORF names’.<p><a href='/help/gene_name' target='_top'>More...</a></p>Gene namesi
Name:Gjd2
Synonyms:Gja9
<p>This subsection of the <a href="http://www.uniprot.org/help/names_and_taxonomy_section">Names and taxonomy</a> section provides information on the name(s) of the organism that is the source of the protein sequence.<p><a href='/help/organism-name' target='_top'>More...</a></p>OrganismiMus musculus (Mouse)
<p>This subsection of the <a href="http://www.uniprot.org/help/names_and_taxonomy_section">Names and taxonomy</a> section shows the unique identifier assigned by the NCBI to the source organism of the protein. This is known as the ‘taxonomic identifier’ or ‘taxid’.<p><a href='/help/taxonomic_identifier' target='_top'>More...</a></p>Taxonomic identifieri10090 [NCBI]
<p>This subsection of the <a href="http://www.uniprot.org/help/names_and_taxonomy_section">Names and taxonomy</a> section contains the taxonomic hierarchical classification lineage of the source organism. It lists the nodes as they appear top-down in the taxonomic tree, with the more general grouping listed first.<p><a href='/help/taxonomic_lineage' target='_top'>More...</a></p>Taxonomic lineageiEukaryotaMetazoaChordataCraniataVertebrataEuteleostomiMammaliaEutheriaEuarchontogliresGliresRodentiaMyomorphaMuroideaMuridaeMurinaeMusMus
<p>This subsection of the <a href="http://www.uniprot.org/help/names_and_taxonomy_section">Names and taxonomy</a> section is present for entries that are part of a <a href="http://www.uniprot.org/proteomes">proteome</a>, i.e. of a set of proteins thought to be expressed by organisms whose genomes have been completely sequenced.<p><a href='/help/proteomes_manual' target='_top'>More...</a></p>Proteomesi
  • UP000000589 <p>A UniProt <a href="http://www.uniprot.org/manual/proteomes_manual">proteome</a> can consist of several components. <br></br>The component name refers to the genomic component encoding a set of proteins.<p><a href='/help/proteome_component' target='_top'>More...</a></p> Componenti: Chromosome 2

Organism-specific databases

Mouse genome database (MGD) from Mouse Genome Informatics (MGI)

More...
MGIi
MGI:1334209 Gjd2

<p>This section provides information on the location and the topology of the mature protein in the cell.<p><a href='/help/subcellular_location_section' target='_top'>More...</a></p>Subcellular locationi

Extracellular region or secreted Cytosol Plasma membrane Cytoskeleton Lysosome Endosome Peroxisome ER Golgi apparatus Nucleus Mitochondrion Manual annotation Automatic computational assertionGraphics by Christian Stolte; Source: COMPARTMENTS

Topology

Feature keyPosition(s)DescriptionActionsGraphical viewLength
<p>This subsection of the <a href="http://www.uniprot.org/help/subcellular_location_section">'Subcellular location'</a> section describes the subcellular compartment where each non-membrane region of a membrane-spanning protein is found.<p><a href='/help/topo_dom' target='_top'>More...</a></p>Topological domaini1 – 19CytoplasmicSequence analysisAdd BLAST19
<p>This subsection of the <a href="http://www.uniprot.org/help/subcellular_location_section">'Subcellular location'</a> section describes the extent of a membrane-spanning region of the protein. It denotes the presence of both alpha-helical transmembrane regions and the membrane spanning regions of beta-barrel transmembrane proteins.<p><a href='/help/transmem' target='_top'>More...</a></p>Transmembranei20 – 42HelicalSequence analysisAdd BLAST23
Topological domaini43 – 75ExtracellularSequence analysisAdd BLAST33
Transmembranei76 – 98HelicalSequence analysisAdd BLAST23
Topological domaini99 – 197CytoplasmicSequence analysisAdd BLAST99
Transmembranei198 – 220HelicalSequence analysisAdd BLAST23
Topological domaini221 – 252ExtracellularSequence analysisAdd BLAST32
Transmembranei253 – 275HelicalSequence analysisAdd BLAST23
Topological domaini276 – 321CytoplasmicSequence analysisAdd BLAST46

<p>UniProtKB Keywords constitute a <a href="http://www.uniprot.org/keywords">controlled vocabulary</a> with a hierarchical structure. Keywords summarise the content of a UniProtKB entry and facilitate the search for proteins of interest.<p><a href='/help/keywords' target='_top'>More...</a></p>Keywords - Cellular componenti

Cell junction, Cell membrane, Gap junction, Membrane

<p>This section describes post-translational modifications (PTMs) and/or processing events.<p><a href='/help/ptm_processing_section' target='_top'>More...</a></p>PTM / Processingi

Molecule processing

Feature keyPosition(s)DescriptionActionsGraphical viewLength
<p>This subsection of the ‘PTM / Processing’ section describes the extent of a polypeptide chain in the mature protein following processing.<p><a href='/help/chain' target='_top'>More...</a></p>ChainiPRO_00000578361 – 321Gap junction delta-2 proteinAdd BLAST321

Proteomic databases

PaxDb, a database of protein abundance averages across all three domains of life

More...
PaxDbi
O54851

PRoteomics IDEntifications database

More...
PRIDEi
O54851

PTM databases

iPTMnet integrated resource for PTMs in systems biology context

More...
iPTMneti
O54851

Comprehensive resource for the study of protein post-translational modifications (PTMs) in human, mouse and rat.

More...
PhosphoSitePlusi
O54851

<p>This section provides information on the expression of a gene at the mRNA or protein level in cells or in tissues of multicellular organisms.<p><a href='/help/expression_section' target='_top'>More...</a></p>Expressioni

<p>This subsection of the ‘Expression’ section provides information on the expression of a gene at the mRNA or protein level in cells or in tissues of multicellular organisms. By default, the information is derived from experiments at the mRNA level, unless specified ‘at protein level’. <br></br>Examples: <a href="http://www.uniprot.org/uniprot/P92958#expression">P92958</a>, <a href="http://www.uniprot.org/uniprot/Q8TDN4#expression">Q8TDN4</a>, <a href="http://www.uniprot.org/uniprot/O14734#expression">O14734</a><p><a href='/help/tissue_specificity' target='_top'>More...</a></p>Tissue specificityi

Highly expressed in neurons.

Gene expression databases

Bgee dataBase for Gene Expression Evolution

More...
Bgeei
ENSMUSG00000068615 Expressed in 94 organ(s), highest expression level in islet of Langerhans

CleanEx database of gene expression profiles

More...
CleanExi
MM_GJD2

Genevisible search portal to normalized and curated expression data from Genevestigator

More...
Genevisiblei
O54851 MM

<p>This section provides information on the quaternary structure of a protein and on interaction(s) with other proteins or protein complexes.<p><a href='/help/interaction_section' target='_top'>More...</a></p>Interactioni

<p>This subsection of the <a href="http://www.uniprot.org/help/interaction_section">'Interaction'</a> section provides information about the protein quaternary structure and interaction(s) with other proteins or protein complexes (with the exception of physiological receptor-ligand interactions which are annotated in the <a href="http://www.uniprot.org/help/function_section">'Function'</a> section).<p><a href='/help/subunit_structure' target='_top'>More...</a></p>Subunit structurei

A connexon is composed of a hexamer of connexins.

Protein-protein interaction databases

The Biological General Repository for Interaction Datasets (BioGrid)

More...
BioGridi
199930, 1 interactor

STRING: functional protein association networks

More...
STRINGi
10090.ENSMUSP00000087742

<p>This section provides information on the tertiary and secondary structure of a protein.<p><a href='/help/structure_section' target='_top'>More...</a></p>Structurei

3D structure databases

Protein Model Portal of the PSI-Nature Structural Biology Knowledgebase

More...
ProteinModelPortali
O54851

Database of comparative protein structure models

More...
ModBasei
Search...

MobiDB: a database of protein disorder and mobility annotations

More...
MobiDBi
Search...

<p>This section provides information on sequence similarities with other proteins and the domain(s) present in a protein.<p><a href='/help/family_and_domains_section' target='_top'>More...</a></p>Family & Domainsi

<p>This subsection of the ‘Family and domains’ section provides information about the sequence similarity with other proteins.<p><a href='/help/sequence_similarities' target='_top'>More...</a></p>Sequence similaritiesi

Belongs to the connexin family. Delta-type subfamily.Curated

Keywords - Domaini

Transmembrane, Transmembrane helix

Phylogenomic databases

evolutionary genealogy of genes: Non-supervised Orthologous Groups

More...
eggNOGi
ENOG410IJ31 Eukaryota
ENOG410YRD5 LUCA

Ensembl GeneTree

More...
GeneTreei
ENSGT00940000154638

The HOGENOM Database of Homologous Genes from Fully Sequenced Organisms

More...
HOGENOMi
HOG000231127

The HOVERGEN Database of Homologous Vertebrate Genes

More...
HOVERGENi
HBG009576

InParanoid: Eukaryotic Ortholog Groups

More...
InParanoidi
O54851

KEGG Orthology (KO)

More...
KOi
K07373

Identification of Orthologs from Complete Genome Data

More...
OMAi
HPSGMRT

Database of Orthologous Groups

More...
OrthoDBi
872373at2759

TreeFam database of animal gene trees

More...
TreeFami
TF329606

Family and domain databases

Gene3D Structural and Functional Annotation of Protein Families

More...
Gene3Di
1.20.1440.80, 2 hits

Integrated resource of protein families, domains and functional sites

More...
InterProi
View protein in InterPro
IPR000500 Connexin
IPR002260 Connexin36
IPR019570 Connexin_CCC
IPR017990 Connexin_CS
IPR013092 Connexin_N
IPR038359 Connexin_N_sf

The PANTHER Classification System

More...
PANTHERi
PTHR11984 PTHR11984, 1 hit

Pfam protein domain database

More...
Pfami
View protein in Pfam
PF00029 Connexin, 1 hit

Protein Motif fingerprint database; a protein domain database

More...
PRINTSi
PR00206 CONNEXIN
PR01131 CONNEXIN36

Simple Modular Architecture Research Tool; a protein domain database

More...
SMARTi
View protein in SMART
SM00037 CNX, 1 hit
SM01089 Connexin_CCC, 1 hit

PROSITE; a protein domain and family database

More...
PROSITEi
View protein in PROSITE
PS00407 CONNEXINS_1, 1 hit
PS00408 CONNEXINS_2, 1 hit

<p>This section displays by default the canonical protein sequence and upon request all isoforms described in the entry. It also includes information pertinent to the sequence(s), including <a href="http://www.uniprot.org/help/sequence_length">length</a> and <a href="http://www.uniprot.org/help/sequences">molecular weight</a>.<p><a href='/help/sequences_section' target='_top'>More...</a></p>Sequencei

<p>This subsection of the <a href="http://www.uniprot.org/help/sequences_section">Sequence</a> section indicates if the <a href="http://www.uniprot.org/help/canonical_and_isoforms">canonical sequence</a> displayed by default in the entry is complete or not.<p><a href='/help/sequence_status' target='_top'>More...</a></p>Sequence statusi: Complete.

O54851-1 [UniParc]FASTAAdd to basket
« Hide
        10         20         30         40         50
MGEWTILERL LEAAVQQHST MIGRILLTVV VIFRILIVAI VGETVYDDEQ
60 70 80 90 100
TMFVCNTLQP GCNQACYDRA FPISHIRYWV FQIIMVCTPS LCFITYSVHQ
110 120 130 140 150
SAKQRERRYS TVFLALDRDP AESIGGPGGT GGGGSGGSKR EDKKLQNAIV
160 170 180 190 200
NGVLQNTETT SKETEPDCLE VKELTPHPSG LRTAARSKLR RQEGISRFYI
210 220 230 240 250
IQVVFRNALE IGFLVGQYFL YGFSVPGLYE CNRYPCIKEV ECYVSRPTEK
260 270 280 290 300
TVFLVFMFAV SGICVVLNLA ELNHLGWRKI KLAVRGAQAK RKSVYEIRNK
310 320
DLPRVSVPNF GRTQSSDSAY V
Length:321
Mass (Da):36,082
Last modified:July 27, 2011 - v2
<p>The checksum is a form of redundancy check that is calculated from the sequence. It is useful for tracking sequence updates.</p> <p>It should be noted that while, in theory, two different sequences could have the same checksum value, the likelihood that this would happen is extremely low.</p> <p>However UniProtKB may contain entries with identical sequences in case of multiple genes (paralogs).</p> <p>The checksum is computed as the sequence 64-bit Cyclic Redundancy Check value (CRC64) using the generator polynomial: x<sup>64</sup> + x<sup>4</sup> + x<sup>3</sup> + x + 1. The algorithm is described in the ISO 3309 standard. </p> <p class="publication">Press W.H., Flannery B.P., Teukolsky S.A. and Vetterling W.T.<br /> <strong>Cyclic redundancy and other checksums</strong><br /> <a href="http://www.nrbook.com/b/bookcpdf.php">Numerical recipes in C 2nd ed., pp896-902, Cambridge University Press (1993)</a>)</p> Checksum:i77858B58CF4B5F5E
GO

Experimental Info

Feature keyPosition(s)DescriptionActionsGraphical viewLength
<p>This subsection of the ‘Sequence’ section reports difference(s) between the canonical sequence (displayed by default in the entry) and the different sequence submissions merged in the entry. These various submissions may originate from different sequencing projects, different types of experiments, or different biological samples. Sequence conflicts are usually of unknown origin.<p><a href='/help/conflict' target='_top'>More...</a></p>Sequence conflicti17Missing in AAF86379 (PubMed:10876089).Curated1
Sequence conflicti76I → V in AAD13684 (PubMed:9753189).Curated1
Sequence conflicti149I → M in AAD13684 (PubMed:9753189).Curated1

Sequence databases

Select the link destinations:

EMBL nucleotide sequence database

More...
EMBLi

GenBank nucleotide sequence database

More...
GenBanki

DNA Data Bank of Japan; a nucleotide sequence database

More...
DDBJi
Links Updated
AF016190 Genomic DNA Translation: AAD13684.1
AF226992 Genomic DNA Translation: AAF86379.1
AL844569 Genomic DNA Translation: CAM18120.1
CH466519 Genomic DNA Translation: EDL27860.1
BC058595 mRNA Translation: AAH58595.1

The Consensus CDS (CCDS) project

More...
CCDSi
CCDS16563.1

NCBI Reference Sequences

More...
RefSeqi
NP_034420.2, NM_010290.2
XP_017171134.1, XM_017315645.1

UniGene gene-oriented nucleotide sequence clusters

More...
UniGenei
Mm.389394

Genome annotation databases

Ensembl eukaryotic genome annotation project

More...
Ensembli
ENSMUST00000090275; ENSMUSP00000087742; ENSMUSG00000068615

Database of genes from NCBI RefSeq genomes

More...
GeneIDi
14617

KEGG: Kyoto Encyclopedia of Genes and Genomes

More...
KEGGi
mmu:14617

UCSC genome browser

More...
UCSCi
uc008lpu.1 mouse

<p>This section provides links to proteins that are similar to the protein sequence(s) described in this entry at different levels of sequence identity thresholds (100%, 90% and 50%) based on their membership in UniProt Reference Clusters (<a href="http://www.uniprot.org/help/uniref">UniRef</a>).<p><a href='/help/similar_proteins_section' target='_top'>More...</a></p>Similar proteinsi

<p>This section is used to point to information related to entries and found in data collections other than UniProtKB.<p><a href='/help/cross_references_section' target='_top'>More...</a></p>Cross-referencesi

Sequence databases

Select the link destinations:
EMBLi
GenBanki
DDBJi
Links Updated
AF016190 Genomic DNA Translation: AAD13684.1
AF226992 Genomic DNA Translation: AAF86379.1
AL844569 Genomic DNA Translation: CAM18120.1
CH466519 Genomic DNA Translation: EDL27860.1
BC058595 mRNA Translation: AAH58595.1
CCDSiCCDS16563.1
RefSeqiNP_034420.2, NM_010290.2
XP_017171134.1, XM_017315645.1
UniGeneiMm.389394

3D structure databases

ProteinModelPortaliO54851
ModBaseiSearch...
MobiDBiSearch...

Protein-protein interaction databases

BioGridi199930, 1 interactor
STRINGi10090.ENSMUSP00000087742

PTM databases

iPTMnetiO54851
PhosphoSitePlusiO54851

Proteomic databases

PaxDbiO54851
PRIDEiO54851

Protocols and materials databases

Structural Biology KnowledgebaseSearch...

Genome annotation databases

EnsembliENSMUST00000090275; ENSMUSP00000087742; ENSMUSG00000068615
GeneIDi14617
KEGGimmu:14617
UCSCiuc008lpu.1 mouse

Organism-specific databases

Comparative Toxicogenomics Database

More...
CTDi
57369
MGIiMGI:1334209 Gjd2

Phylogenomic databases

eggNOGiENOG410IJ31 Eukaryota
ENOG410YRD5 LUCA
GeneTreeiENSGT00940000154638
HOGENOMiHOG000231127
HOVERGENiHBG009576
InParanoidiO54851
KOiK07373
OMAiHPSGMRT
OrthoDBi872373at2759
TreeFamiTF329606

Enzyme and pathway databases

ReactomeiR-MMU-112303 Electric Transmission Across Gap Junctions
R-MMU-190861 Gap junction assembly

Miscellaneous databases

Protein Ontology

More...
PROi
PR:O54851

The Stanford Online Universal Resource for Clones and ESTs

More...
SOURCEi
Search...

Gene expression databases

BgeeiENSMUSG00000068615 Expressed in 94 organ(s), highest expression level in islet of Langerhans
CleanExiMM_GJD2
GenevisibleiO54851 MM

Family and domain databases

Gene3Di1.20.1440.80, 2 hits
InterProiView protein in InterPro
IPR000500 Connexin
IPR002260 Connexin36
IPR019570 Connexin_CCC
IPR017990 Connexin_CS
IPR013092 Connexin_N
IPR038359 Connexin_N_sf
PANTHERiPTHR11984 PTHR11984, 1 hit
PfamiView protein in Pfam
PF00029 Connexin, 1 hit
PRINTSiPR00206 CONNEXIN
PR01131 CONNEXIN36
SMARTiView protein in SMART
SM00037 CNX, 1 hit
SM01089 Connexin_CCC, 1 hit
PROSITEiView protein in PROSITE
PS00407 CONNEXINS_1, 1 hit
PS00408 CONNEXINS_2, 1 hit

ProtoNet; Automatic hierarchical classification of proteins

More...
ProtoNeti
Search...

<p>This section provides general information on the entry.<p><a href='/help/entry_information_section' target='_top'>More...</a></p>Entry informationi

<p>This subsection of the ‘Entry information’ section provides a mnemonic identifier for a UniProtKB entry, but it is not a stable identifier. Each reviewed entry is assigned a unique entry name upon integration into UniProtKB/Swiss-Prot.<p><a href='/help/entry_name' target='_top'>More...</a></p>Entry nameiCXD2_MOUSE
<p>This subsection of the ‘Entry information’ section provides one or more accession number(s). These are stable identifiers and should be used to cite UniProtKB entries. Upon integration into UniProtKB, each entry is assigned a unique accession number, which is called ‘Primary (citable) accession number’.<p><a href='/help/accession_numbers' target='_top'>More...</a></p>AccessioniPrimary (citable) accession number: O54851
Secondary accession number(s): Q6PDP3, Q9JII0
<p>This subsection of the ‘Entry information’ section shows the date of integration of the entry into UniProtKB, the date of the last sequence update and the date of the last annotation modification (‘Last modified’). The version number for both the entry and the <a href="http://www.uniprot.org/help/canonical_and_isoforms">canonical sequence</a> are also displayed.<p><a href='/help/entry_history' target='_top'>More...</a></p>Entry historyiIntegrated into UniProtKB/Swiss-Prot: December 1, 2000
Last sequence update: July 27, 2011
Last modified: January 16, 2019
This is version 136 of the entry and version 2 of the sequence. See complete history.
<p>This subsection of the ‘Entry information’ section indicates whether the entry has been manually annotated and reviewed by UniProtKB curators or not, in other words, if the entry belongs to the Swiss-Prot section of UniProtKB (<strong>reviewed</strong>) or to the computer-annotated TrEMBL section (<strong>unreviewed</strong>).<p><a href='/help/entry_status' target='_top'>More...</a></p>Entry statusiReviewed (UniProtKB/Swiss-Prot)
Annotation programChordata Protein Annotation Program

<p>This section contains any relevant information that doesn’t fit in any other defined sections<p><a href='/help/miscellaneous_section' target='_top'>More...</a></p>Miscellaneousi

Keywords - Technical termi

Complete proteome, Reference proteome

Documents

  1. SIMILARITY comments
    Index of protein domains and families
  2. MGD cross-references
    Mouse Genome Database (MGD) cross-references in UniProtKB/Swiss-Prot
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